AcpiOSUnmapMemory : Warning, deallocation did not track allocation.
Each time the machine shuts down, dmesg throws a nasty looking message:
Shutting down ACPI
AcpiOsUnmapMemory : Warning, deallocation did not track allocation:
0xda627f60/000000a0 (actual was 0xda628000/00000032)
ver, 2.4.1 , i386, Lenovo X301.
#1 Updated by dillon over 5 years ago
:New submission from Edward O'Callaghan <email@example.com>:
:Each time the machine shuts down, dmesg throws a nasty looking message:
:Shutting down ACPI
:AcpiOsUnmapMemory : Warning, deallocation did not track allocation:
:0xda627f60/000000a0 (actual was 0xda628000/00000032)
:ver, 2.4.1 , i386, Lenovo X301.
It is a bug in the BIOS's AML code. It is attempting to unmap memory
which it did not previously map. If the machine still shutsdown ok
you can ignore it.
#2 Updated by tuxillo about 1 year ago
- Description updated (diff)
- Category set to Kernel
- Status changed from New to Feedback
- Assignee deleted (
- Target version set to 3.8.0
Would it be possible to try this with latest or 3.6-RELEASE?
If not, do you remember if the machine shutdown successfully?